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Fastconnect 6200 Firmware CVE-2025-47332

MEDIUM
Time-of-check Time-of-use (TOCTOU) Race Condition (CWE-367)
2026-01-07 product-security@qualcomm.com
Buffer Overflow Qualcomm Fastconnect 6200 Firmware Fastconnect 6700 Firmware Fastconnect 6900 Firmware Fastconnect 7800 Firmware Qca6698au Firmware Qca6797aq Firmware Qcm4490 Firmware Qcm8550 Firmware Qcs4490 Firmware Qcs8550 Firmware Qmp1000 Firmware Sg8275 Firmware Sg8275p Firmware Sm6650 Firmware Sm6650p Firmware Sm7435 Firmware Sm7550 Firmware Sm7550p Firmware Sm7635 Firmware Sm7635p Firmware Sm7675 Firmware Sm7675p Firmware Sm8475p Firmware Sm8550p Firmware Sm8635 Firmware Sm8635p Firmware Sm8650q Firmware Sm8735 Firmware Sm8750 Firmware Sm8750p Firmware Snapdragon 4 Gen 2 Mobile Platform Firmware Snapdragon 6 Gen 1 Mobile Platform Firmware Snapdragon 7 Gen 1 Mobile Platform Firmware Snapdragon 8 Gen 1 Mobile Platform Firmware Snapdragon 8 Gen 2 Mobile Platform Firmware Snapdragon 8 Gen 3 Mobile Platform Firmware Snapdragon Ar1 Gen 1 Platform Firmware Snapdragon Ar2 Gen 1 Platform Firmware Ssg2115p Firmware Ssg2125p Firmware Sxr1230p Firmware Sxr2230p Firmware Sxr2250p Firmware Sxr2330p Firmware Sxr2350p Firmware Wcd9370 Firmware Wcd9371 Firmware Wcd9375 Firmware Wcd9378 Firmware Wcd9380 Firmware Wcd9385 Firmware Wcd9390 Firmware Wcd9395 Firmware Wcn3950 Firmware Wcn3988 Firmware Wcn6650 Firmware Wcn6740 Firmware Wcn6755 Firmware Wcn7750 Firmware Wcn7860 Firmware Wcn7861 Firmware Wcn7880 Firmware Wcn7881 Firmware Wsa8810 Firmware Wsa8815 Firmware Wsa8830 Firmware Wsa8832 Firmware Wsa8835 Firmware Wsa8840 Firmware Wsa8845 Firmware Wsa8845h Firmware Snapdragon Ar1 Gen 1 Platform Luna1 Firmware Snapdragon 7 Gen 2 Mobile Platform Firmware
6.4
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-367
OWASP Top 10:2025
A04:2021 - Insecure Design
ASVS 5.0
V15 - Secure Coding and Architecture TOCTOU prevention
Impact

CVSS 6.7 (MEDIUM). Attack vector: Local. Complexity: Low. Privileges required: High. User interaction: None.
Exploit ScenarioDerived

An attacker could exploit this vulnerability to compromise the affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Memory corruption while processing a config call from userspace. [CVSS 6.7 MEDIUM]

RemediationAI

A vendor patch is available — apply it immediately.

Affects your stack

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Technical ContextAI · show details

Affects Fastconnect 6200 Firmware. Memory corruption while processing a config call from userspace.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 6.4 MEDIUM
AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
CVSS changed
Sep 30, 2026 - 22:23 NVD
6.7 (MEDIUM) 6.4 (MEDIUM)
Patch released
Jan 28, 2026 - 15:43 nvd
Patch available
CVE Published
Jan 07, 2026 - 12:17 nvd
MEDIUM 6.7

DescriptionNVD

Memory corruption while processing a config call from userspace.

Executive ViewAI

Why It Matters

CVE-2025-47332 presents notable security risk rated CVSS 6.7. Exploitation could compromise the security of affected deployments. A patch is available and should be applied during regular vulnerability management.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.0%
Top 98% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Buffer Overflow HIGH

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Affected Products (CPE)NVD

cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6698au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6797aq_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcm4490_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcm8550_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcs4490_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcs8550_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qmp1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sg8275_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sg8275p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm6650p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7435_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7550_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7550p_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7635_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm7635p_firmware:-:*:*:*:*:*:*:*
+ 54 more

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Same weakness CWE-367 – Time-of-check Time-of-use (TOCTOU) Race Condition

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CVE-2020-1337 HIGH POC
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Same technique Buffer Overflow

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References

Advisories & patches
PATCH https://docs.qualcomm.com/product/publicresources/securitybulletin/january-2026-bulletin.html

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